Shinichi Nakatsuka

Person

Hino, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for assembling array-type semiconductor laser device
- Patent number 7,888,146
- Issue date Feb 15, 2011
- Ricoh Company, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser apparatus and method for mounting semiconductor...
- Patent number 7,653,110
- Issue date Jan 26, 2010
- Ricoh Company, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser diode array
- Patent number 7,564,886
- Issue date Jul 21, 2009
- Ricoh Company, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Information recording apparatus, information recording medium and i...
- Patent number 7,542,396
- Issue date Jun 2, 2009
- Hitachi, Ltd.
- Motoyasu Terao
- G11 - INFORMATION STORAGE
Information Patent Grant
Driving system for a semiconductor laser device
- Patent number 7,206,329
- Issue date Apr 17, 2007
- Ricoh Printing Systems Co., Ltd.
- Shinichi Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor laser array
- Patent number 6,829,265
- Issue date Dec 7, 2004
- Hitachi, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric photograph system
- Patent number 6,657,653
- Issue date Dec 2, 2003
- Hitachi, Ltd.
- Shinichi Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Laser printer and light source suitable for the same
- Patent number 6,091,439
- Issue date Jul 18, 2000
- Hitachi, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light beam scanning apparatus which controls power and spot shape o...
- Patent number 5,959,655
- Issue date Sep 28, 1999
- Hitachi, Ltd.
- Seiji Maruo
- G02 - OPTICS
Information Patent Grant
Semiconductor laser device and a method for the manufacture thereof
- Patent number 5,608,750
- Issue date Mar 4, 1997
- Hitachi, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dry etching method
- Patent number 5,401,357
- Issue date Mar 28, 1995
- Hitachi, Ltd.
- Hidekazu Okuhira
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser
- Patent number 5,136,601
- Issue date Aug 4, 1992
- Hitachi, Ltd.
- Takashi Kajimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device having a lens-like refractive index dist...
- Patent number 4,872,175
- Issue date Oct 3, 1989
- Hitachi, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser diode
- Patent number 4,821,275
- Issue date Apr 11, 1989
- Hitachi, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication process of semiconductor lasers
- Patent number 4,783,425
- Issue date Nov 8, 1988
- Hitachi, Ltd.
- Tadashi Fukuzawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser
- Patent number 4,752,933
- Issue date Jun 21, 1988
- Hitachi, Ltd.
- Kazuhisa Uomi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL MODULE
- Publication number 20100158067
- Publication date Jun 24, 2010
- Hitachi, Ltd
- Shinichi NAKATSUKA
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR LASERS
- Publication number 20100111126
- Publication date May 6, 2010
- Junichiro Shimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for assembling array-type semiconductor laser device
- Publication number 20090042327
- Publication date Feb 12, 2009
- Ricoh Printing Systems, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor laser apparatus and method for mounting semiconductor...
- Publication number 20080279246
- Publication date Nov 13, 2008
- Ricoh Printing Systems, Ltd.
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Information recording apparatus, information recording medium and i...
- Publication number 20060227670
- Publication date Oct 12, 2006
- Motoyasu Terao
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor laser diode array
- Publication number 20060007977
- Publication date Jan 12, 2006
- Ricoh Printing Systems, Ltd.
- Shinichi Nakatsuka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Laser exposing system and laser printer using the same
- Publication number 20050169329
- Publication date Aug 4, 2005
- Shinichi Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor lasers, and optical modules and systems using these l...
- Publication number 20030103516
- Publication date Jun 5, 2003
- Hitachi, Ltd.
- Takeshi Kitatani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor laser array
- Publication number 20020172245
- Publication date Nov 21, 2002
- Shinichi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electric photograph system
- Publication number 20020024586
- Publication date Feb 28, 2002
- Shinichi Nakatsuka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Shinichi Nakatsuka

Person

Patents Grantslast 30 patents

Method for assembling array-type semiconductor laser device

Semiconductor laser apparatus and method for mounting semiconductor...

Semiconductor laser diode array

Information recording apparatus, information recording medium and i...

Driving system for a semiconductor laser device

Semiconductor laser array

Electric photograph system

Laser printer and light source suitable for the same

Light beam scanning apparatus which controls power and spot shape o...

Semiconductor laser device and a method for the manufacture thereof

Dry etching method

Semiconductor laser

Semiconductor laser device having a lens-like refractive index dist...

Laser diode

Fabrication process of semiconductor lasers

Semiconductor laser

Patents Applicationslast 30 patents

OPTICAL MODULE

SEMICONDUCTOR LASERS

Method for assembling array-type semiconductor laser device

Semiconductor laser apparatus and method for mounting semiconductor...

Information recording apparatus, information recording medium and i...

Semiconductor laser diode array

Laser exposing system and laser printer using the same

Semiconductor lasers, and optical modules and systems using these l...

Semiconductor laser array

Electric photograph system